How many domains does AZ-900 have?

AZ-900 has three domains: Describe Cloud Concepts (25–30%), Describe Azure Architecture and Services (35–40%), and Describe Azure Management and Governance (30–35%).

Which AZ-900 domain is most heavily weighted?

Domain 2 (Describe Azure Architecture and Services) is the largest, weighted at 35–40% of the exam. This covers compute, networking, storage, and identity services in Azure.

What is the hardest domain in AZ-900?

Most candidates find Domain 2 (Azure Architecture and Services) the most challenging because it covers the most services and requires distinguishing between similar options. Domain 3 (Management and Governance) is also heavily tested and often underestimated.

In what order should I study AZ-900 domains?

Study Domain 1 first to build conceptual grounding, then Domain 2 as it covers the most content, then Domain 3. However, since domains overlap, studying them in parallel using Microsoft Learn paths is also effective.

AZ-900 Exam Syllabus 2026 — Official Domains, Topics & Exam Objectives

AZ-900 Exam Objectives

AZ-900 Syllabus — What the Exam Covers

The AZ-900 exam syllabus is divided into three domains. The domain pages below map every official sub-topic to the type of question the exam actually asks on it.

01 · Describe Cloud Concepts25–30%

02 · Describe Azure Architecture and Services35–40%

03 · Describe Azure Management and Governance30–35%

Describe Cloud Concepts

25–30%

Covers the foundational concepts of cloud computing — definitions, service models, deployment models, the shared responsibility model, and cloud benefits.

Define cloud computing

Shared responsibility model

Public cloud

Private cloud

Hybrid cloud

Consumption-based model & pricing

Serverless

IaaS

PaaS

SaaS

High availability & scalability

Reliability & predictability

Elasticity

Geo-distribution

📖 Domain 01 : See question types per topic →

Describe Azure Architecture and Services

35–40%

The largest domain. Covers Azure’s physical and logical structure, and core Azure service categories: compute, networking, storage, identity, and security.

Azure regions, region pairs & sovereign regions

Availability zones

Azure datacenters

Resource groups

Subscriptions

Management groups

Virtual machines

VM Scale Sets & availability sets

Azure Virtual Desktop

Containers & AKS

Azure Functions

App Service

Virtual networks & subnets

VNet peering

VPN Gateway

ExpressRoute

Azure Storage services

Storage tiers

Storage redundancy options

AzCopy, Storage Explorer & File Sync

Azure Migrate & Data Box

Microsoft Entra ID & Domain Services

SSO, MFA & passwordless authentication

Conditional Access

Azure RBAC

Defense-in-depth

Microsoft Defender for Cloud

📖 Domain 02 : See question types per topic →

Describe Azure Management and Governance

30–35%

Covers cost management tools, governance features, deployment methods, and Azure monitoring services.

Factors affecting costs

TCO calculator

Azure Cost Management

AZ-900 Exam Syllabus 2026 — Official Domains & Objectives

AZ-900 Syllabus — What the Exam Covers

Describe Cloud Concepts

Describe Azure Architecture and Services

Describe Azure Management and Governance

Discussions (0)